Unit for securing bed sheets which is to be placed between mattress and box spring



FIG. 1 is a front elevational view of the unit for securing bed sheets which is to be placed between mattress and box spring showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is an enlarged left side elevational view thereof;

FIG. 4 is an enlarged right side elevational view thereof;

FIG. 5 is an enlarged top plan view thereof;

FIG. 6 is an enlarged bottom plan view thereof; and,

FIG. 7 is an isometric view thereof.

The fabric pattern, fragmentarily shown in FIGS. 1-6, is understood to extend throughout the claimed design. 

The ornamental design for a unit for securing bed sheets which is to be placed between mattress and box spring, as shown and described. 